25.0 MB (432.6 KB compressed)
2957 x 2957 pixels
25.1 x 25.1 cm ⏐ 9.9 x 9.9 in (300dpi)
DR JUERG ALEAN / SCIENCE PHOTO LIBRARY DR JUERG ALEAN / SCIENCE PHOTO LIBRARY
Sun and sunspots. Telescope image of the Sun, showing sunspots (dark patches). Sunspots are pockets of cool, dark gas that occur in magnetically active regions of the Sun, often in groups. Imaged on 6th November 2011.
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